Advertisement - Continue reading below

Definition of "dielectric" [di•e•lec•tric]

  • A nonconductor of electricity, especially a substance with electrical conductivity of less than a millionth (10-6) of a siemens. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

Use "dielectric" in a sentence
  • "The Plasmocom team took a novel approach, developing what they called dielectric-loaded surface plasmon polariton waveguides (DLSPPW)."
  • "The team plans to mimic the longitudinal muscles with soft silicone rubber interspersed with a type of electroactive polymer EAP called a dielectric elastomer."
  • "Ultimately the huge electrical stress exceeds the dielectric strength of the plastic, causing it to suddenly become conductive in a process called dielectric breakdown."